kernel/sound/soc/samsung/smdk2443_wm9710.c

   1 /*
   2  * smdk2443_wm9710.c  --  SoC audio for smdk2443
   3  *
   4  * Copyright 2007 Wolfson Microelectronics PLC.
   5  * Author: Graeme Gregory
   6  *         graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
   7  *
   8  *  This program is free software; you can redistribute  it and/or modify it
   9  *  under  the terms of  the GNU General  Public License as published by the
  10  *  Free Software Foundation;  either version 2 of the  License, or (at your
  11  *  option) any later version.
  12  *
  13  */
  14
  15 #include <linux/module.h>
  16 #include <sound/soc.h>
  17
  18 static struct snd_soc_card smdk2443;
  19
  20 static struct snd_soc_dai_link smdk2443_dai[] = {
  21 {
  22         .name = "AC97",
  23         .stream_name = "AC97 HiFi",
  24         .cpu_dai_name = "samsung-ac97",
  25         .codec_dai_name = "ac97-hifi",
  26         .codec_name = "ac97-codec",
  27         .platform_name = "samsung-ac97",
  28 },
  29 };
  30
  31 static struct snd_soc_card smdk2443 = {
  32         .name = "SMDK2443",
  33         .owner = THIS_MODULE,
  34         .dai_link = smdk2443_dai,
  35         .num_links = ARRAY_SIZE(smdk2443_dai),
  36 };
  37
  38 static struct platform_device *smdk2443_snd_ac97_device;
  39
  40 static int __init smdk2443_init(void)
  41 {
  42         int ret;
  43
  44         smdk2443_snd_ac97_device = platform_device_alloc("soc-audio", -1);
  45         if (!smdk2443_snd_ac97_device)
  46                 return -ENOMEM;
  47
  48         platform_set_drvdata(smdk2443_snd_ac97_device, &smdk2443);
  49         ret = platform_device_add(smdk2443_snd_ac97_device);
  50
  51         if (ret)
  52                 platform_device_put(smdk2443_snd_ac97_device);
  53
  54         return ret;
  55 }
  56
  57 static void __exit smdk2443_exit(void)
  58 {
  59         platform_device_unregister(smdk2443_snd_ac97_device);
  60 }
  61
  62 module_init(smdk2443_init);
  63 module_exit(smdk2443_exit);
  64
  65 /* Module information */
  66 MODULE_AUTHOR("Graeme Gregory, graeme.gregory@wolfsonmicro.com, www.wolfsonmicro.com");
  67 MODULE_DESCRIPTION("ALSA SoC WM9710 SMDK2443");
  68 MODULE_LICENSE("GPL");